Zalman ZM600-HP power supply specs include:

• ATX12V 2.2
• EPS 2.91
• Nominal labeled power: 600 W.
• Measured maximum power: 741 W at 45º C.
• Labeled efficiency: 84% at 230 V.
• Measured efficiency: Between 80.1% and 84.1% at 115 V (nominal, see complete results for actual voltage).
• Active PFC: Yes.
• Motherboard Power Connectors: One 20/24-pin connector and two ATX12V connectors (together they form an EPS12V connector).
• Video Card Power Connectors: One 6-pin connector coming from inside the unit and one 6/8-pin connector on the modular cabling system.
• Peripheral Power Connectors: Seven.
• Floppy Disk Drive Power Connectors: Two.
• SATA Power Connectors: Six.
• Protections: over current (OCP, tested and working), over voltage (OVP, apparently working), under voltage (UVP, not tested), over temperature (OTP, not tested) and short-circuit (SCP, tested and working).
• Warranty: 3 years.
• More Information: http://www.zalman.com
• Real manufacturer: FSP
• Average price in the US*: USD 137.50

* Researched at Shopping.com on the day we published this review.